CN107273495A - A kind of accessible plug-in unit of browser - Google Patents
A kind of accessible plug-in unit of browser Download PDFInfo
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- CN107273495A CN107273495A CN201710455410.9A CN201710455410A CN107273495A CN 107273495 A CN107273495 A CN 107273495A CN 201710455410 A CN201710455410 A CN 201710455410A CN 107273495 A CN107273495 A CN 107273495A
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- accessible
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/957—Browsing optimisation, e.g. caching or content distillation
- G06F16/9577—Optimising the visualization of content, e.g. distillation of HTML documents
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- Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Theoretical Computer Science (AREA)
- Data Mining & Analysis (AREA)
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Information Transfer Between Computers (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
This patent provides a kind of accessible plug-in unit of browser, and the plug-in unit includes：Info web acquisition module, obtains the info web for preparing display on browser；Info web analysis module, analyzes the info web for preparing display, finds out accessible problem；Info web modified module, the webpage for preparing display is changed for described problem, forms new web page contents；Sending module, the new web page contents are sent to browser to browse.By above-mentioned technical proposal, this patent sets corresponding accessible plug-in unit on a web browser, and user can lift the Barrien-free energy of webpage by downloading the plug-in unit when browser browses webpage, it is easy to widely use and expend less resource.
Description
Technical field
This patent belongs to Internet technical field, in particular to a kind of accessible plug-in unit of browser.
Background technology
" Information barrier-free " refer to anyone under any circumstance can equality, conveniently, without barrier obtain information and profit
Use information.In the prior art, what usual Information barrier-free was signified is that by for there is the body functions such as vision, sense of hearing barrier
The method that the people hindered provides accessible information.
With the popularization of computer technology, people generally have very big demand to internet, and for the people of functional obstacle
Internet brings larger challenge for scholar.For example, the information on many internets is presented by the form of webpage.But it is right
For the people of vision existing defects, browsing internet becomes very difficult.
Reading screen software has been occurred in that in the prior art, to help visually impaired people scholar to browse webpage.For example in iOS
When upper built-in browser safari browses webpage, the reading screen software VoiceOver built in iOS can be used, by reading net
The mode of page content helps personage visually impaired to browse webpage.
But, in the prior art and not all webpage either on webpage all the elements be adapted to by read screen software or
The device of the similar other functions of person realizes accessibility.Because the common design of webpage is relatively conventional for functions such as visions
People and design, some contents also and are inconvenient to browse even with the auxiliary of related software.Therefore, need in the prior art
Want a kind of method for realizing that info web is accessible.
The content of the invention
This patent is based on the demand of prior art and proposed, this patent technical problem to be solved is to provide
A kind of accessible plug-in unit of browser, in order to lift the Barrien-free energy of webpage when user browses webpage.
In order to solve the above problems, the technical scheme that this patent is provided includes：
A kind of accessible plug-in unit of browser, the plug-in unit includes：Info web acquisition module, obtains and prepares aobvious on browser
The info web shown；The info web includes obtaining info web from server or on network link；The webpage letter
Breath includes web data or the content related to web data；Info web analysis module, analyzes the net for preparing display
Page information, finds out accessible problem；Wherein, the content is presented including webpage all content informations and the source code of webpage
In content；The accessible problem refers to influence accessible the problem of browse, use in info web；The info web point
Analysis module sets up the set of an accessible problem of Dynamic Discovery web page contents existence information, and web page contents are checked for dynamic
With the presence or absence of Information barrier-free problem, net is automatically performed according to pre-prepd modification mode according to the accessible problem of described information
The automation obstacle-free modification of page；Info web modified module, the webpage for preparing display is changed for described problem, is formed newly
Web page contents；Wherein accessible problem types of the described information modified module in the set sets corresponding modification side
Formula, realizes the modification for the accessible problem by way of replacing automatically；Sending module, by the new web page contents
Browser is sent to browse.
Preferably, the set of the accessible problem of Dynamic Discovery web page contents existence information in the plug-in unit is led to server
Cross network to be connected, the set of the Information barrier-free problem of itself is updated according to the instruction of the server.
By above-mentioned technical proposal, this patent sets corresponding accessible plug-in unit on a web browser, and user can pass through
Download the Barrien-free energy that the plug-in unit lifts webpage when browser browses webpage, it is easy to widely use and expend less money
Source.
Embodiment
Specific implementation of the patent mode is described in detail below, it should be pointed out that the embodiment is only
Only it is the citing to this patent optimal technical scheme, the limitation to this patent can not be interpreted as.
Present embodiment provides a kind of accessible plug-in unit of browser, and the plug-in unit includes following module.
Info web acquisition module, obtains the info web for preparing display on browser.
Browser is a kind of common instrument for browsing webpage, and user is browsed by browser in the webpage on internet
Hold.Plug-in unit is thus installed on a web browser, obtain the info web obtained on network on browser include from server or
Info web is obtained on person's network link.Because webpage is typically from being transmitted via network, therefore from server or net
Info web can be more concentratedly obtained on network link, so that homepage modification or a kind of accessible net of construction for batch
Network environmental benefits.The info web includes web data or the content related to web data.
Info web analysis module, analyzes the info web for preparing display, finds out accessible problem
After obtaining info web, you can to analyze the content memory in the webpage, the content includes two
Aspect, first, refer to all content informations that webpage is presented, including word, list, picture, video, Flash etc. all may
The content carried by webpage.Second, the content in referring to the source code of webpage.
The accessible problem refers to influence accessible the problem of browse, use in info web.
For example：In terms of webpage presentation content, employing pictured word causes the word can not use screen reading
Device is read.In terms of the source code of webpage, input frame lacks label, and the purpose that input frame can not be obtained by causing screen reader is retouched
State, so as to produce puzzlement using the user of screen reader；Word realizes that button lacks keyboard focus, causes the use using keyboard
Family, it is impossible to have access to this button using keyboard tab key；Etc..
In this embodiment, can be by setting up an accessible problem of Dynamic Discovery web page contents existence information
Rule set, that is, analyze the code of the webpage and the data of webpage presentation content, and set corresponding accessible problem
Rule, is attributed to accessible problem for the data for triggering the regular web page code and webpage presentation content.Because on
The characteristics of accessible problem is stated all with corresponding rule, thus has specific on its code and information, therefore can pass through
The mode of automation finds, such as input frame lacks label on pictured word, web page source code, to lack keyboard from button burnt
Point etc..
It is further preferred that the set of the accessible problem of Dynamic Discovery web page contents existence information passes through network with server
It is connected, the set of the Information barrier-free problem of itself is updated according to the instruction of the server.
Info web modified module, the webpage for preparing display is changed for described problem, forms new web page contents.
It was found that after accessible problem in webpage, you can be modified to the accessible problem.For example：
For there is the input frame identification code for lacking label：
<span>User name：</span><Input type=" text " name=" username " id="
Username " value=" "/>
There is the input frame identification code of label after modification：
<Label for=" username "><span>User name：</span></label><Input type="
Text " name=" username " id=" username " value=" "/>
The login button focused on for that can not be navigated by keyboard tab key：
<Div class=" btn " ...>Log in</div>
Can be navigated the button focused on after modification by keyboard tab key：
<Div class=" btn " role=" button " tabindex=" 0 " ...>Log in</div>
For example, (login button in this fragment lacks " login " official documents and correspondence to the web page fragments of the accessible problem of existence information, leads
Cause reading screen software can not read " login " so that can not learn the effect of this button using the user for reading to shield software)：
<A class=" btn " id=" btnLogin " href=" javascript:Void (0) " onclick="
login()"><Img src=" login.GIF "/></a>
The Information barrier-free problem of correspondence above, can write following JS scripts：
C. manual or automaticization, the content of pages for making to be transmitted to user is the web page contents that code is called comprising this JS：
<Script type=" text/javascript " src=" JS script address "></script>
The modification is realized by way of the info web modified module is changed automatically, for example, in this specific implementation
Mode includes：First, the mapping table of web page characteristics and modification content is set up, the modification content preferably includes JS scripts.Example
Such as, a webpage URL and the mapping table of modification content can be set up, so when detecting the URL of the webpage, is reflected described
The modification content of correlation is found on firing table, is changed according to the automation obstacle-free that the modification content completes webpage.Second also
The rule set of an accessible problem of Dynamic Discovery web page contents existence information can be set up, is checked for dynamic in webpage
Hold and whether there is Information barrier-free problem, be automatically performed according to the accessible problem of described information according to pre-prepd modification mode
The automation obstacle-free modification of webpage.
Sending module, the new web page contents are sent to browser to browse
Web page contents after accessible processing pass to browser by the sending module, can thus realize
The accessible of webpage browses.
Described above is only the preferred embodiment of this patent, not makees any formal limitation to this patent, though
Right this patent is disclosed above with preferred embodiment, however, foregoing description is not limited to this patent, it is any to be familiar with this specialty
Technical staff in the range of the technical scheme for not departing from this patent, when the technology contents using the disclosure above make it is a little more
Equivalent embodiment that is dynamic or being modified to equivalent variations, but every content without departing from technical solution of the present invention, according to this patent
Technical spirit any simple modification, equivalent variations and the modification made to above example, still fall within the art of this patent side
In the range of case.
Claims (2)
1. a kind of accessible plug-in unit of browser, it is characterised in that the plug-in unit includes：
Info web acquisition module, obtains the info web for preparing display on browser；The info web is included from server
Info web is obtained on upper or network link；In the info web includes web data or is related to web data
Hold；
Info web analysis module, analyzes the info web for preparing display, finds out accessible problem；Wherein, the content
Content in all content informations and the source code of webpage for being presented including webpage；The accessible problem refers to info web
Middle influence is accessible the problem of browse, use；The info web analysis module sets up a Dynamic Discovery web page contents presence
The set of Information barrier-free problem, checks that web page contents whether there is Information barrier-free problem, according to the letter for dynamic
Cease the automation obstacle-free modification that accessible problem is automatically performed webpage according to pre-prepd modification mode；
Info web modified module, the webpage for preparing display is changed for described problem, forms new web page contents；It is wherein described
Accessible problem types of the information modified module in the set sets corresponding modification mode, passes through the side replaced automatically
Formula realizes the modification for the accessible problem；
Sending module, the new web page contents are sent to browser to browse.
2. a kind of accessible plug-in unit according to claim 1, it is characterised in that in the Dynamic Discovery webpage in the plug-in unit
The set for holding the accessible problem of existence information is connected with server by network, and itself is updated according to the instruction of the server
The set of Information barrier-free problem.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611066849 | 2016-11-25 | ||
| CN2016110668494 | 2016-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107273495A true CN107273495A (en) | 2017-10-20 |
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ID=60066384
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710455410.9A Pending CN107273495A (en) | 2016-11-25 | 2017-06-16 | A kind of accessible plug-in unit of browser |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103218286A (en) * | 2012-01-20 | 2013-07-24 | 阿里巴巴集团控股有限公司 | Method and system for detecting accessibility of webpage |
| US9117000B2 (en) * | 2011-08-09 | 2015-08-25 | Intellectual Ventures Fund 83 Llc | Information retrieval using decoded machine-readable optical codes |
| CN105975615A (en) * | 2016-05-19 | 2016-09-28 | 哈尔滨亿时代数码科技开发有限公司 | Website information barrier-free processing method |
| CN106055721A (en) * | 2016-07-15 | 2016-10-26 | 深圳市联谛信息无障碍有限责任公司 | Accessible webpage processing method and relevant equipment |
| CN106156268A (en) * | 2016-05-25 | 2016-11-23 | 烟台朱葛软件科技有限公司 | Accessible webpage control method |
-
2017
- 2017-06-16 CN CN201710455410.9A patent/CN107273495A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9117000B2 (en) * | 2011-08-09 | 2015-08-25 | Intellectual Ventures Fund 83 Llc | Information retrieval using decoded machine-readable optical codes |
| CN103218286A (en) * | 2012-01-20 | 2013-07-24 | 阿里巴巴集团控股有限公司 | Method and system for detecting accessibility of webpage |
| CN105975615A (en) * | 2016-05-19 | 2016-09-28 | 哈尔滨亿时代数码科技开发有限公司 | Website information barrier-free processing method |
| CN106156268A (en) * | 2016-05-25 | 2016-11-23 | 烟台朱葛软件科技有限公司 | Accessible webpage control method |
| CN106055721A (en) * | 2016-07-15 | 2016-10-26 | 深圳市联谛信息无障碍有限责任公司 | Accessible webpage processing method and relevant equipment |
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Application publication date: 20171020 |